XPath Performance boost using Mule 3.6

This character is QuickSilver and he’s the fastest of the X-Men. Mule 3.6 has no super powers, but when it comes to XPath, it’s the fastest ever! As you may remember, with the release of Mule 3.6.0 the XPath and XSLT was revamped. In this post, I’d like to not only continue elaborating on how great the improvement is, but also focus on a new aspect: Performance.

Performance Impact of an IO-Intensive Application

November 4 2014

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motif

If you’ve ever worked on performance issues with an IO- intensive app, there is a good chance you already know that the application performance degrades when the disks are stressed out. This fact is usually well known, but the reasons behind it aren’t always clear. I’d like to try and clarify what’s going on behind the scenes.

In a typical scenario, when data is written to a file, it is first written to a memory area reserved as the page cache.